public class Test {
    public static void main(String[] args) {
        Student xiaowang = new Student("xiaowang", 12);
        Student xiaoli=xiaowang;
        System.out.println(xiaowang);
        xiaowang.eat();
        xiaowang.setName("王八蛋");
        System.out.println("-------------------");
        xiaoli.eat();
        System.out.println(xiaoli);
    }

}

class Student{
    private String name;
    private int age;
    public Student(String name,int age){
        this.name=name;
        this.age=age;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    @Override
    public String toString() {
        return "Student{" +
                "name='" + name + '\'' +
                ", age=" + age +
                '}';
    }
    public void eat(){
        System.out.println(name+"吃的是红薯");
    }
}
